setTextureAnim

integer iDIRECTION_POSITIVE = FALSE; //set this to TRUE or FALSE if you want to swap directions from negative to positive animation-direction, according.
float fStepwidth = 0.01;
float fStep = 0.0;
integer link = LINK_THIS;
integer face = ALL_SIDES;
string texture = "5baee477-ea6d-bd2e-c213-c99a4393796f"; //put texture key here
vector repeats = <1.0, 1.0, 0.0>;
float fSleep = 0.02;
float fRotation = 0.0;
integer iANIMATE_X = TRUE; //set this to TRUE or FALSE, if you want to animate along the X-axis or the Y axis, according.
default
{
    state_entry()
    {
        llSetTimerEvent(fSleep);
    }
    timer()
    {
        vector vOffset = <fStep, 0.0, 0.0>;
        if (iANIMATE_X == FALSE)
        {
            vOffset = <0.0, fStep, 0.0>;
        }
        llSetLinkPrimitiveParamsFast(link,
        [ PRIM_TEXTURE, face, texture, repeats, vOffset, fRotation ]);
        if (iDIRECTION_POSITIVE)
        {
            fStep = fStep + fStepwidth;
            if (fStep > 1.0)
            {
                fStep = 0.0;
            }
        }
        else
        {
            fStep = fStep - fStepwidth;
            if (fStep < 0.0)
            {
                fStep = 1.0;
            }
        }
    }
}